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Re: [OM] how to determine light loss from diffuser

Subject: Re: [OM] how to determine light loss from diffuser
From: Acer V <waltherppk@xxxxxxxxxxxxx>
Date: Tue, 22 May 2001 13:53:48 -0700
5/22/01 11:33:15 AM, Winsor Crosby <wincros@xxxxxxxxxxxxx> wrote:

>Acer,
>
>I am not a flash expert, but I have read several articles that 
>explain that the harshness of light is dependent on the size of the 
>source and its closeness to the subject.  If your source is the same 
>size and at the same distance, diffuse or not, there will be little 
>or no difference in the lighting of the subject. A couple of these 
>articles have been illustrated with photos that demonstrate what they 
>say. That is why pros use those big umbrellas and light boxes and put 
>them so close to the subject.  The light comes from a wide angle. The 
>best you can hope for with something like that is that light will be 
>deflected to walls and ceiling which will reflect some light onto the 
>subject if the surfaces are near. You might take a more direct 
>approach that would put more of the light on the surfaces that will 
>reflect onto the subject.

Bounce flash you  mean. I could try that (as i've done before with pleasing 
results), but i don't know what the inside of the venue looks like right 
now. Depending on size/location I might have to abandon all this and go 
straight flash (using 160 film rated 125) to avoid opening up beyond 
f5.6.

/Acer V
--
dum spiro, spero
note new email address & webpage location
http://users2.ev1.net/~wesiddiquis/siddiq/



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